dot-vimrc

" Rob Lass
" <firstname dot lastname at gmail>
"
" I've collected this group of settings over the years.  Some of these
" commands have been taken from others, but I don't remember which ones, or
" who they came from.

"""""""""""
" Vundle comes first
"""""""""""
set nocompatible              " required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim
call vundle#begin()

" alternatively, pass a path where Vundle should install plugins
"call vundle#begin('~/some/path/here')

" let Vundle manage Vundle, required
Plugin 'gmarik/Vundle.vim'

" add all your plugins here (note older versions of Vundle
" used Bundle instead of Plugin)

" ...

" All of your Plugins must be added before the following line
call vundle#end()            " required
filetype plugin indent on    " required

"""""""""""
" General Settings
"
"""""""""""

" Use Vim settings, rather then Vi settings.  This must be first, because it 
" changes other options as a side effect.
set nocompatible

" replace tabs with spaces
retab 4

" tabs are 4 spaces
set tabstop=4

" replace a pressed tab key with four spaces
set expandtab

" number of spaces for each level of autoindent
set shiftwidth=4

" this makes it so that you can backspace over a tab with one keystroke
" (instead of having to delete each space individually).
set softtabstop=4

" break lines longer than this 
set textwidth=78

" ask vim to try using colors that look good on a dark background
set bg=dark

" i like this colorscheme, nice contrast when i'm facing the window in my
" office with lots of sun coming in
colorscheme habamax

" ignore case when searching.  use \C in the search string to do a
" case-sensitive search
set ignorecase

" print the line number on each line (i have a hot key below to toggle this)
set number

" turn on filetype events (used below)
filetype on

" need this to load pyflake when i open a python file
" filetype plugin on

" show matching parenthesis (lisp)
set showmatch

" show matching parenthesis for 0.5 seconds
set matchtime=5

" tab complete menu items
set wildmenu

" do i use this?
set wcm=<C-Z>

" allow backspacing over everything in insert mode
set backspace=indent,eol,start

" when a new line is entered, use indent level from previous line
set autoindent

" this automatically indents things.  sometimes causes problems in non-c like
" files (LaTeX, python, etc)
set smartindent

" fixes the aforementioned problem for TeX files
autocmd FileType tex set nosmartindent

" yeah
if has("vms")
  set nobackup      " do not keep a backup file, use versions instead
else
  set backup        " keep a backup file
endif
set backupdir=/tmp

" keep 500 lines of command line history
set history=500		

" show the cursor position all the time
set ruler

" display incomplete commands
set showcmd

" do incremental searching
set incsearch

" paren matching
set sm

"""""""""""
" Remapping keys
"
"""""""""""

" Don't use Ex mode, use Q for formatting
noremap Q gq

" Make p in Visual mode replace the selected text with the "" register.
vnoremap p <Esc>:let current_reg = @"<CR>gvs<C-R>=current_reg<CR><Esc>

" bring up the help menu
nnoremap <F1> :set relativenumber!<CR>

" toggle rid of line numbers
nnoremap <F2> :set nonumber!<CR>:set foldcolumn=0<CR>

" delete the current buffer
noremap <F3> :bd<CR>

" move the focus (but not the cursor) up or down
noremap <F5> 2<C-Y>
noremap <F6> 2<C-E>

" unhighlight last search results with \\
noremap <Leader><Leader> :set hlsearch!<CR>

" go to the location mapped (not just the line)
nnoremap ' `

" space inserts a single character (without entering insert mode)
noremap <space> i$<esc>r 

" easily edit and re-source this file
nnoremap <leader>ev :vsplit $MYVIMRC<cr>
nnoremap <leader>sv :source $MYVIMRC<cr>

" swap single and double quotes in visually selected text.  breaks if you have
" the å character in the selected block.
vnoremap <leader>" :s/\"/å/g<cr>gv:s/'/\"/g<cr>gv:s/å/'/g<cr>

" exit insert mode with jk
inoremap jk <esc> 

"""""""""""
" Appearance
"
"""""""""""
" Switch syntax highlighting on, when the terminal has colors
" Also switch on highlighting the last used search pattern.
if &t_Co > 2 
  syntax on
  set hlsearch
endif


" When editing a file, always jump to the last known cursor position.
" Don't do it when the position is invalid or when inside an event handler
autocmd BufReadPost *
  \ if line("'\"") > 0 && line("'\"") <= line("$") |
  \   exe "normal g`\"" |
  \ endif

" Put vim(filename) in the screen session
function! Update_window_title ()
       let &titlestring = "vim(" . expand("%:t") . ")"
       if &term == "screen"
               set t_ts=k
               set t_fs=\
       endif
       if &term == "screen" || &term == "xterm"
               set title
       endif
endfunction

if !exists("autocommands_loaded")
       let autocommands_loaded = 1
       autocmd WinEnter * :call Update_window_title ()
       autocmd BufWinEnter * :call Update_window_title ()
endif

"""""""""""
" Plugin Commands
"
"""""""""""
"minibuffer
let g:miniBufExplMapWindowNavVim = 1
let g:miniBufExplMapWindowNavArrows = 1
let g:miniBufExplMapCTabSwitchBufs = 1
let g:miniBufExplModSelTarget = 1 

"""""""""""
" File-Specific Editing
"
"""""""""""
" use autocompletion
autocmd FileType python set omnifunc=pythoncomplete#Complete

" i prefer the 100 character pep8 variant
" create a red line at 100 characters in python files
autocmd FileType python set textwidth=99
highlight ColorColumn ctermbg=1
autocmd FileType python set colorcolumn=100

" i also like to see visible whitespace characters in python code
autocmd FileType python set listchars=eol:¬,tab:>·,trail:~,extends:>,precedes:<
autocmd FileType python set list

"""""""""""""""
" Spelling
" & Formatting
"""""""""""""""
" i am american
set spelllang=en_us

" i might use unicode
set spellfile=~/.vim/spell.en.utf-8.add

autocmd BufNewFile,BufRead /tmp/vim*  set ai et tw=68 spell

" check spelling by default
set spell

" color problem words
highlight clear SpellBad
highlight SpellBad term=standout ctermfg=1 term=underline cterm=underline
highlight clear SpellCap
highlight SpellCap term=underline cterm=underline
highlight clear SpellRare
highlight SpellRare term=underline cterm=underline
highlight clear SpellLocal
highlight SpellLocal term=underline cterm=underline

"turn on rainbow parens
au VimEnter * RainbowParenthesesToggle
au Syntax * RainbowParenthesesLoadRound
au Syntax * RainbowParenthesesLoadSquare
au Syntax * RainbowParenthesesLoadBraces

execute pathogen#infect()

" syntastic stuff
set statusline+=%#warningmsg#
set statusline+=%{SyntasticStatuslineFlag()}
set statusline+=%*

let g:syntastic_always_populate_loc_list = 1
"let g:syntastic_auto_loc_list = 1
let g:syntastic_check_on_open = 1
let g:syntastic_check_on_wq = 0
let g:syntastic_python_flake8_args='--ignore=E501'

" allow copying to system clipboard on osx
set clipboard=unnamed